Revert "feat: migrate to Tailwind CSS v4"

This reverts commit 0a25df6.

Author: ridemountainpig

package.json

@@ -21,18 +21,18 @@
   },
   "devDependencies": {
     "@tailwindcss/forms": "^0.5.7",
-    "@tailwindcss/postcss": "^4.0.9",
     "@types/chrome": "0.0.158",
     "@types/node": "^20.10.4",
     "@types/react": "^18.0.29",
     "@types/react-dom": "^18.0.11",
     "@vitejs/plugin-react-swc": "^3.5.0",
+    "autoprefixer": "^10.4.16",
     "husky": "^8.0.3",
     "lint-staged": "^15.2.0",
     "postcss": "^8.4.32",
     "prettier": "^2.2.1",
     "shell-quote": "^1.8.1",
-    "tailwindcss": "^4.0.9",
+    "tailwindcss": "^3.3.6",
     "typescript": "^5.0.4",
     "vite": "^5.0.7"
   }